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knockout 学习实例7 foreach

时间:2016-07-08 23:14:20      阅读:271      评论:0      收藏:0      [点我收藏+]

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<table>
    <thead>
        <tr><th>First name</th><th>Last name</th></tr>
    </thead>
    <tbody data-bind="foreach: people">
        <tr>
            <td data-bind="text: firstName"></td>
            <td data-bind="text: lastName"></td>
        </tr>
    </tbody>
</table>
 
<script type="text/javascript">
    ko.applyBindings({
        people: [
            { firstName: Bert, lastName: Bertington },
            { firstName: Charles, lastName: Charlesforth },
            { firstName: Denise, lastName: Dentiste }
        ]
    });
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<h4>People</h4>
<ul data-bind="foreach: people">
    <li>
        Name at position <span data-bind="text: $index"> </span>:
        <span data-bind="text: name"> </span>
        <a href="#" data-bind="click: $parent.removePerson">Remove</a>
    </li>
</ul>
<button data-bind="click: addPerson">Add</button>
 
<script type="text/javascript">
function AppViewModel() {
    var self = this;
 
    self.people = ko.observableArray([
        { name: Bert },
        { name: Charles },
        { name: Denise }
    ]);
 
    self.addPerson = function() {
        self.people.push({ name: "New at " + new Date() });
    };
 
    self.removePerson = function() {
        self.people.remove(this);
    }
}
 
ko.applyBindings(new AppViewModel());
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<h4>People</h4>
<ul data-bind="foreach: months">
    <li>
        The current item is: <b data-bind="text: $data"></b>
    </li>
</ul>
 
<script type="text/javascript">
    ko.applyBindings({
        months: [ Jan, Feb, Mar, etc ]
    });
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<ul data-bind="foreach: months">
    <li>
        The current item is: <b data-bind="text:$data.firstName"></b>
    </li>
</ul>
 
<script type="text/javascript">
    ko.applyBindings({
        months: [ {firstName:"你的名字"},{firstName:"你的"}]
        
    });
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<ul data-bind="foreach: { data: categories, as: ‘category‘ }">
    <li>
        <ul data-bind="foreach: { data: items, as: ‘item‘ }">
            <li>
                <span data-bind="text: category.name"></span>:
                <span data-bind="text: item"></span>
            </li>
        </ul>
    </li>
</ul>
 
<script>
    var viewModel = {
        categories: ko.observableArray([
            { name: Fruit, items: [ Apple, Orange, Banana ] },
            { name: Vegetables, items: [ Celery, Corn, Spinach ] }
        ])
    };
    ko.applyBindings(viewModel);
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<ul>
    <li class="header">Header item</li>
    <!-- ko foreach: myItems -->
        <li>Item <span data-bind="text: $data"></span></li>
    <!-- /ko -->
</ul>
 
<script type="text/javascript">
    ko.applyBindings({
        myItems: [ A, B, C ]
    });
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="js/jquery-3.0.0.js" type="text/javascript" charset="utf-8"></script>
    <script src="js/knockout-3.4.0.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<ul data-bind="foreach: { data: myItems, afterAdd: yellowFadeIn }">
    <li data-bind="text: $data"></li>
</ul>
 
<button data-bind="click: addItem">Add</button>
 
<script type="text/javascript">
    ko.applyBindings({
        myItems: ko.observableArray([ A, B, C ]),
        yellowFadeIn: function(element, index, data) {
            $(element).filter("li")
                      .css({ backgroundColor: #f00 })
                      // .animate({ backgroundColor: ‘white‘ }, 800);
        },
        addItem: function() { this.myItems.push(New item); }
    });
</script>
</body>
</html>

 

knockout 学习实例7 foreach

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原文地址:http://www.cnblogs.com/tongchuanxing/p/5654792.html

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